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| CAS号 : | 54431-13-9 |
精确质量 : | 252.07900 |
| 分子式 : | C16H12O3 |
logP : | 3.47400 |
| 分子量 : | 252.26500 |
PSA : | 50.44000 |
7-羟基-3-甲基-4-苯基香豆素 | |
7-hydroxy-3-methyl-4-phenylchromen-2-one | |
54431-13-9 | |
C16H12O3 | |
252.26500 | |
50.44000 | |
3.47400 | |
252.07900 |
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1.643
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200.6ºC
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223-228ºC(lit.)
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1.289g/cm3
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459.7ºC at 760 mmHg
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2932209090
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R22; R36/37/38
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S26; S36
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Xn; Xi
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品名, 成分含量, 用途 |
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2932209090. 其他内酯. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0% |
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2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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2932209090. Other Lactones |
